CVE-2021-45261
5.5 · MEDIUMOverview
CVE-2021-45261 is a medium-severity vulnerability affecting gnu patch. It was published on December 22, 2021 and has a CVSS 3.1 base score of 5.5 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
Technical Description
An Invalid Pointer vulnerability exists in GNU patch 2.7 via the another_hunk function, which causes a Denial of Service.
Remediation
Check the references section for vendor advisories and patches from gnu. Update patch to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
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Frequently Asked Questions
What is CVE-2021-45261?
CVE-2021-45261 is a medium-severity vulnerability affecting gnu patch. It was published on December 22, 2021 and has a CVSS 3.1 base score of 5.5 (MEDIUM).
How severe is CVE-2021-45261?
This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2021-45261?
Check the references section for vendor advisories and patches from gnu. Update patch to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-45261?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-45261 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
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